/**
 * Copyright (c) 2009 blurredVision
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
 * associated documentation files (the "Software"), to deal in the Software without restriction, 
 * including without limitation the rights to use, copy, modify, merge, publish, distribute, 
 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is 
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or 
 * substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT 
 * NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT 
 * OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
#ifndef __IFILE_H__
#define __IFILE_H__

#pragma once

class DLL_EXPORT IFile
{
public:
	virtual ~IFile(void);

	/// Read the whole file from a file handle into the data buffer
	virtual bool readFile(const std::string &filename) = 0;

	/// Return the number of bytes from the read file
	const int getSize() const;

	/// Return the data pointer to the content of the file
	char* getData();

	unsigned int getCRC();

	bool checkCRC( unsigned int crc);

protected:
	/// Protected constructor. No instance of IFile can be created.
	IFile(void);
	unsigned int m_uiCRC;
	int   m_iSize;
	char* m_pData;
};

#endif
